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Classification Vocab
for science vocab quiz
| Term | Definition |
|---|---|
| Virus | a tiny, nonliving particle that enters and then reproduces inside a living cell |
| Host | an organism that provides a source of energy or a suitable environment for a parasite to live in, with, or on |
| Vaccine | a substance used in a vaccination that consists of pathogens that have been weakened or killed but can still trigger the body to produce chemicals that destroy the pathogens |
| Bacteria | single-celled organisms that lack a nucleus; prokaryotes |
| Protist | a eukaryotic organism that cannot be classified as an animal, plant, or fungus |
| Parasite | an organism that benefits by living with, on, or in a host in a parasitism interaction |
| Tissue | a group of similar cells that perform a specific function |
| Vascular Plants | a plant that has a true vascular tissue for transporting materials |
| Nonvascular Plants | a low-growing plant that lacks true vascular tissue for transporting materials |
| Vertebrate | and animal with a backbone |
| Invertebrate | an animal without a backbone |
| Organ | a body structure that is composed of different kinds of tissues that work together |
| Microorganism | very small microscopic organisms |
| Mammal | a vertebrate whose body temperature is regulated by its internal heat, and that has skin covered with hair or fur and glands that produce milk to feed its young |
| Branching Tree Diagram/ Phylogenetic Tree | a diagram that shows probable evolutionary relationships among organisms and the order in which specific characteristics may have evolved |
| Shared Derived Characteristic | a characteristic or trait, such as fur, that the common ancestor of a group had and passed on to its descendants |
| Symmetry | an arrangement with balanced or harmonious proportions |
| Dichotomous Key | a series of statements with two choices in each step that will lead to identifying an organism |
Created by:
lesley_j
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